The L.p.SG1 DETECT Kit is a rapid, quantitative method for the detection and enumeration of Legionella pneumophila serogroup 1 (L.
View Article and Find Full Text PDFThe mechanisms of how Th cells promote CD8(+) T cell responses during viral infections are largely unknown. In this study, we unraveled the mechanisms of T cell help for CD8(+) T cell responses during vaccinia virus infection. Our results demonstrate that Th cells promote vaccinia virus-specific CD8(+) T cell responses via two interconnected synergistic pathways: First, CD40L expressed by activated CD4(+) T cells instructs dendritic cells to produce bioactive IL-12p70, which is directly sensed by Ag-specific CD8(+) T cells, resulting in increased IL-2Rα expression.
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